But that's where you're wrong. He can still be unhappy, infuriated, and ridiculed. That still falls into the realm of opinion. And he can still be disappointed with the DSi, even if he never plans on purchasing it. Do you know why?
Because Nintendo could be making a much better product, rather than wasting their time and money developing for this crappy "update." Meanwhile people like him (and me) will be using our current DS Lite for another 2 years, rather than enjoying what could have been a satisfying, newly updated system.